CN211770240U - Negative pressure filling head - Google Patents
Negative pressure filling head Download PDFInfo
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- CN211770240U CN211770240U CN201922208000.1U CN201922208000U CN211770240U CN 211770240 U CN211770240 U CN 211770240U CN 201922208000 U CN201922208000 U CN 201922208000U CN 211770240 U CN211770240 U CN 211770240U
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- valve body
- sleeve
- negative pressure
- packaging container
- inner cylinder
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 55
- 239000007788 liquid Substances 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims abstract description 44
- 238000003780 insertion Methods 0.000 claims abstract description 16
- 230000037431 insertion Effects 0.000 claims abstract description 16
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000010412 perfusion Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Filling Of Jars Or Cans And Processes For Cleaning And Sealing Jars (AREA)
Abstract
The utility model discloses a negative pressure filling head, belonging to the field of negative pressure filling machine equipment, comprising an outer cylinder, a negative pressure pipe, an inner cylinder, a spring, a liquid inlet pipe, a sleeve, a sealing block and a valve body; the circumferential surface of the inner cylinder is provided with a through hole; the valve body is positioned in the sleeve and is in up-and-down sliding fit with the sleeve, an up-and-down through exhaust channel is formed in the valve body, the lower end of the negative pressure pipe penetrates through the inner cylinder and is inserted into the exhaust channel, and the spring is positioned in the inner cylinder; the bottom of the valve body is provided with an insertion pipe, the exhaust channel is communicated with the packaging container through the insertion pipe, and the sealing block is fixed at the bottom of the valve body and surrounds the insertion pipe; the gap for liquid circulation is reserved between the valve body and the sleeve, the gap is communicated with the inner barrel, the inner wall of the sleeve is fixed with a circle of bearing platform, the bottom of the valve body is provided with a liquid inlet channel, one end of the liquid inlet channel is communicated with the gap, and the other end of the liquid inlet channel sequentially penetrates through the valve body and the sealing block and is communicated with a packaging container, so that the problems that the self-sealing performance of the existing negative pressure filling head is poor and the liquid leakage phenomenon is easy to occur.
Description
Technical Field
The utility model relates to a negative pressure liquid filling machine equipment field, in particular to negative pressure filling head.
Background
The negative pressure filling machine is a filling equipment which firstly evacuates a packaging container to form negative pressure and then fills liquid into the packaging container. The negative pressure filling head is quantitative in liquid level, can obtain good filling liquid level appearance consistency, and is most suitable for filling glass bottles.
In the filling process of the negative pressure filling machine, the packaging container is often arranged right below the negative pressure filling head, and the packaging container is driven by the conveyor. The negative pressure filling head is an important part of the negative pressure filling machine and is mainly used for being in sealing contact with a packaging container and achieving the effects of sucking and filling liquid.
After filling, the packaging container often needs to be moved downwards by a push-up mechanism in order to disengage the packaging container downwards from the negative pressure filling head. Although current negative pressure filling head can with the sealed contact of packaging container bottleneck, it is relatively poor to proclaim oneself the nature, and after packaging container breaks away from negative pressure filling head downwards, the downward dropping liquid phenomenon can appear sometimes in negative pressure filling head, causes to leave the liquid drop on the conveyer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a negative pressure filling head, it has solved current negative pressure filling head and has proclaimed oneself the nature relatively poor, the easy problem that weeping phenomenon appears.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a negative pressure filling head comprises an outer cylinder, a negative pressure pipe, an inner cylinder, a spring, a liquid inlet pipe, a sleeve, a sealing block and a valve body;
the inner cylinder is fixed inside the outer cylinder, the circumferential surface of the inner cylinder is provided with a through hole, and the liquid inlet pipe is arranged on the outer cylinder and is communicated with the inner cylinder through the through hole;
the inner cylinder is communicated with the sleeve, the valve body is positioned in the sleeve and is in up-and-down sliding fit with the sleeve, an up-and-down through exhaust channel is formed in the valve body, the lower end of the negative pressure pipe penetrates through the inner cylinder and is inserted into the exhaust channel, the spring is positioned in the inner cylinder and is sleeved on the surface of the negative pressure pipe, the upper end of the spring is fixed with the top in the outer cylinder, and the lower end of the spring is fixed with the top of the valve body;
the bottom of the valve body is provided with an insertion tube which is inserted into a packaging container, the exhaust channel is communicated with the packaging container through the insertion tube, the sealing block is fixed at the bottom of the valve body and surrounds the insertion tube, and the sealing block is tightly propped against the top of the packaging container;
the valve body with leave the clearance that is used for the liquid circulation between the sleeve pipe, the clearance with the inner tube intercommunication, sleeve pipe inner wall is fixed with the round cushion cap, the cushion cap is located the sleeve pipe lower part and with the contact of valve body outer wall, the valve body bottom is provided with inlet channel, inlet channel one end with clearance intercommunication, the other end passes in proper order the valve body with sealed piece and with packaging container intercommunication, the spring is under natural state, inlet channel is located the cushion cap below.
By adopting the structure, when the packaging container moves upwards through the push-up mechanism, the bottle mouth of the packaging container is contacted with the sealing block and drives the valve body to move upwards integrally until the upper port of the liquid inlet channel is positioned above the bearing platform, and the spring is in a compressed state at the moment. The vacuumizing device sucks air in the packaging container outwards through the negative pressure pipe and the exhaust channel, and liquid enters the gap through the outer cylinder and the inner cylinder and enters the packaging container through the liquid inlet channel, so that the function of negative pressure perfusion is realized. The cushion cap can play sealed effect, and the closing gap for only after moving the cushion cap top, liquid could just flow out downwards through inlet channel, and it is better to proclaim oneself the nature, and it is relatively poor to have solved current negative pressure filling head proclaim oneself the nature, the easy problem of weeping phenomenon that appears.
The method is further optimized as follows: the device also comprises an upper fixed disc, a lower fixed disc and a connecting rod;
the upper fixing disc is fixed on the casing at the bottom of the sleeve, and the lower fixing disc is positioned below the upper fixing disc and connected with the upper fixing disc through the connecting rod;
the center of the lower fixing disc is provided with a through hole for the packaging container to pass through, and the insertion tube is positioned right above the through hole.
By adopting the structure, when the packaging container moves upwards through the push-up mechanism, the packaging container penetrates through the through hole and is in close contact with the sealing block, the positioning and limiting effects are achieved, and the packaging container is prevented from toppling and shaking.
The method is further optimized as follows: the bottom of the sealing block is used for contacting with the bottle mouth of the packaging container, the sealing block is disc-shaped, and the peripheral surface of the sealing block is used for tightly abutting against the inner wall of the sleeve.
By adopting the structure, when the valve body moves upwards, the sealing block is inserted into the sleeve, the sealing property of the sleeve is improved, and the liquid leakage phenomenon is reduced.
The method is further optimized as follows: the bottom surface of the sealing block is provided with a groove matched with the bottle mouth of the packaging container, and the bottle mouth of the packaging container is tightly propped in the groove.
By adopting the structure, the sealing effect between the packaging container and the sealing block is improved, and the vacuum pumping is convenient.
The method is further optimized as follows: the inner wall of the sleeve is provided with a sliding chute which is vertically arranged and is positioned at the upper part of the sleeve;
the relative both sides of valve body all are provided with the slider, the slider inlay in the spout and with sliding fit about the spout.
By adopting the structure, on one hand, the valve body is convenient to be prevented from being separated from the sleeve downwards, and on the other hand, the stability of the valve body sliding up and down is improved.
The method is further optimized as follows: the valve body comprises an upper section and a lower section, the upper section is cylindrical, and the diameter of the upper section is smaller than the inner diameter of the inner cylinder;
the valve body central shaft and the inner cylinder central shaft are positioned on the same straight line.
By adopting the structure, the valve body can be smoothly inserted into the inner cylinder, and the communication between the gap and the inner cylinder is ensured.
To sum up, the utility model discloses following beneficial effect has: when the packaging container moves upwards through the push-up mechanism, the packaging container penetrates through the through hole and is in close contact with the sealing block, after the packaging container bottle mouth is in contact with the sealing block, the packaging container drives the valve body to move upwards integrally until the upper port of the liquid inlet channel is located above the bearing platform, the sealing block is inserted into the sleeve, and the spring is in a compression state at the moment. The vacuumizing device sucks air in the packaging container outwards through the negative pressure pipe and the exhaust channel, and liquid enters the gap through the outer cylinder and the inner cylinder and enters the packaging container through the liquid inlet channel, so that the function of negative pressure perfusion is realized. The cushion cap can play sealed effect, and the closing gap for only after moving the cushion cap top, liquid could just flow out downwards through inlet channel, and it is better to proclaim oneself the nature, and it is relatively poor to have solved current negative pressure filling head proclaim oneself the nature, the easy problem of weeping phenomenon that appears.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment, which is mainly used for embodying a specific structure of a negative pressure filling head.
In the figure, 1, an outer cylinder; 2. a negative pressure tube; 3. an inner barrel; 4. perforating; 5. a spring; 6. a liquid inlet pipe; 7. a sleeve; 8. a chute; 9. a slider; 10. a bearing platform; 11. an exhaust passage; 12. a sealing block; 13. an upper fixed disc; 14. a lower fixed disc; 15. a through hole; 16. inserting a tube; 17. a liquid inlet channel; 18. a valve body; 19. a gap; 20. a connecting rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a negative pressure filling head is shown in figure 1 and comprises an outer cylinder 1, a negative pressure pipe 2, an inner cylinder 3, a spring 5, a liquid inlet pipe 6, a sleeve 7, a sealing block 12, a valve body 18, an upper fixed disc 13, a lower fixed disc 14 and a connecting rod 20. The sleeve 7 is fixed at the bottom of the outer barrel 1, the inner barrel 3 is positioned in the outer barrel 1, the upper end of the inner barrel is fixed at the inner top of the outer barrel 1, the lower end of the inner barrel is fixed at the inner bottom of the outer barrel 1, and a gap is formed between the inner barrel 3 and the outer barrel 1. The inner tube 3 circumferential surface has seted up perforation 4, and perforation 4 is provided with a plurality ofly, and a plurality of perforation 4 equipartitions are at the inner tube 3 circumferential surface. The liquid inlet pipe 6 is arranged at the side part of the outer cylinder 1 and is communicated with the inner cylinder 3 through a gap between the inner cylinder 3 and the outer cylinder 1 and the through hole 4.
Referring to fig. 1, the central axes of the outer cylinder 1, the inner cylinder 3, the sleeve 7, the valve body 18, the upper fixed disk 13 and the lower fixed disk 14 are all on the same straight line. The inner cylinder 3 is communicated with the sleeve 7, the valve body 18 is positioned in the sleeve 7 and is in up-and-down sliding fit with the sleeve 7, specifically, the inner wall of the sleeve 7 is provided with two sliding grooves 8, and the two sliding grooves 8 are respectively positioned at two opposite sides of the sleeve 7. In order to prevent the valve body 18 from sliding out from below the sleeve 7, the slide groove 8 is arranged vertically and is located at the upper part of the sleeve 7. The opposite both sides of valve body 18 all are provided with slider 9, and slider 9 inlays in spout 8 and with spout 8 upper and lower sliding fit.
Referring to fig. 1, an exhaust passage 11 is formed in the center of the valve body 18, and the lower end of the negative pressure tube 2 penetrates through the centers of the outer cylinder 1 and the inner cylinder 3 from top to bottom and is inserted into the exhaust passage 11. The valve body 18 includes an upper section and a lower section, both of which are cylindrical, and in order for the valve body 18 to be smoothly inserted into the inner cylinder 3, specifically, the diameter of the upper section of the valve body 18 is smaller than the inner diameter of the inner cylinder 3. Specifically, the slider 9 is fixed between the upper section and the lower section. A gap 19 for liquid circulation is left between the valve body 18 and the sleeve 7, and in order to smoothly circulate the liquid in the gap 19, specifically, the diameter of the lower section of the valve body 18 is smaller than the inner diameter of the sleeve 7.
Referring to fig. 1, the spring 5 is located in the inner cylinder 3 and sleeved on the peripheral surface of the negative pressure pipe 2, the upper end of the spring 5 is fixed with the top of the inner cylinder 1, and the lower end is fixed with the top of the upper section of the valve body 18. The center of the bottom of the valve body 18 is integrally provided with a cannula 16 for insertion into a packaging container, and the exhaust passage 11 is communicated with the packaging container through the cannula 16. The sealing block 12 is fixed at the bottom of the lower section of the valve body 18 and surrounds the insertion tube 16, and the sealing block 12 is used for tightly abutting against the top of the packaging container. The bottom of the sealing block 12 is used for contacting with the bottle mouth of the packaging container, and the sealing block 12 is disc-shaped and the peripheral surface of the sealing block is used for tightly abutting against the inner wall of the sleeve 7. In particular, the sealing block 12 has the same diameter as the inner diameter of the casing 7. The bottom surface of the sealing block 12 is provided with a groove matched with the bottle mouth of the packaging container, the bottle mouth of the packaging container is tightly propped in the groove, and the sealing block 12 is made of rubber.
Referring to fig. 1, the gap 19 is communicated with the inner cylinder 3, and in order to prevent the liquid from flowing out of the gap 19 when the spring 5 is in a natural state, i.e. a non-compressed state, specifically, a ring of bearing platforms 10 are fixed on the inner wall of the sleeve 7, and the bearing platforms 10 are wound around the valve body 18. The bearing platform 10 is positioned at the lower part of the sleeve 7 and is contacted with the outer wall of the valve body 18, and the bearing platform 10 is made of rubber. The bottom of the valve body 18 is provided with a liquid inlet channel 17, the upper end of the liquid inlet channel 17 is communicated with the gap 19, the lower end of the liquid inlet channel 17 sequentially penetrates through the valve body 18 and the sealing block 12 and is communicated with a packaging container, and the upper port of the liquid inlet channel 17 is positioned above the sealing block 12. One end of the liquid inlet channel 17 is arranged at the side part of the valve body 18, and the other end is positioned at the bottom of the groove. The liquid inlet channels 17 are provided with a plurality of liquid inlet channels 17 which are uniformly distributed around the insertion pipe 16. In a natural state, namely a non-compression state, the spring 5 is provided with the liquid inlet channel 17 below the bearing platform 10, and the sealing block 12 is arranged below the sleeve 7 and is in non-contact with the inner wall of the sleeve 7.
Referring to fig. 1, an upper fixing plate 13 is fixed on the bottom housing of the casing 7, and a lower fixing plate 14 is located below the upper fixing plate 13 and connected with the upper fixing plate 13 through a connecting rod 20. The connecting rods 20 are disposed on the left and right sides of the insertion tube 16. The center of the lower fixed disc 14 is provided with a through hole 15 for the packaging container to pass through up and down, and the insertion tube 16 is positioned right above the through hole 15.
When the packaging container moves upwards through the push-up mechanism, the packaging container penetrates through the through hole 15 and is in close contact with the sealing block 12, after the mouth of the packaging container is in contact with the sealing block 12, the packaging container drives the valve body 18 to move upwards integrally until the upper port of the liquid inlet channel 17 is located above the bearing platform 10, the sealing block 12 is inserted into the sleeve 7, and the spring 5 is in a compressed state at the moment. The vacuum pumping device sucks air in the packaging container outwards through the negative pressure pipe 2 and the exhaust channel 11, and liquid enters the gap 19 through the outer cylinder 1 and the inner cylinder 3 and enters the packaging container through the liquid inlet channel 17, so that the function of negative pressure perfusion is realized.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a negative pressure filling head which characterized by: comprises an outer cylinder (1), a negative pressure pipe (2), an inner cylinder (3), a spring (5), a liquid inlet pipe (6), a sleeve (7), a sealing block (12) and a valve body (18);
the inner cylinder (3) is fixed inside the outer cylinder (1), a through hole (4) is formed in the circumferential surface of the inner cylinder (3), and the liquid inlet pipe (6) is installed on the outer cylinder (1) and is communicated with the inner cylinder (3) through the through hole (4);
the inner cylinder (3) is communicated with the sleeve (7), the valve body (18) is positioned in the sleeve (7) and is in up-and-down sliding fit with the sleeve (7), an exhaust channel (11) which is communicated up and down is formed in the valve body (18), the lower end of the negative pressure pipe (2) penetrates through the inner cylinder (3) and is inserted into the exhaust channel (11), the spring (5) is positioned in the inner cylinder (3) and is sleeved on the surface of the negative pressure pipe (2), the upper end of the spring (5) is fixed with the inner top of the outer cylinder (1), and the lower end of the spring is fixed with the top of the valve body (18);
an insertion tube (16) inserted into a packaging container is arranged at the bottom of the valve body (18), the exhaust channel (11) is communicated with the packaging container through the insertion tube (16), the sealing block (12) is fixed at the bottom of the valve body (18) and surrounds the insertion tube (16), and the sealing block (12) is used for tightly abutting against the top of the packaging container;
valve body (18) with leave clearance (19) that are used for the liquid circulation between sleeve pipe (7), clearance (19) with inner tube (3) intercommunication, sleeve pipe (7) inner wall is fixed with round cushion cap (10), cushion cap (10) are located sleeve pipe (7) lower part and with valve body (18) outer wall contact, valve body (18) bottom is provided with inlet channel (17), inlet channel (17) one end with clearance (19) intercommunication, the other end pass in proper order valve body (18) with sealed piece (12) and with the packaging container intercommunication, spring (5) are under natural state, inlet channel (17) are located cushion cap (10) below.
2. A negative pressure filling head as claimed in claim 1, wherein: the device also comprises an upper fixed disc (13), a lower fixed disc (14) and a connecting rod (20);
the upper fixed disc (13) is fixed on the shell at the bottom of the sleeve (7), and the lower fixed disc (14) is positioned below the upper fixed disc (13) and is connected with the upper fixed disc (13) through the connecting rod (20);
a through hole (15) for the packaging container to pass through is formed in the center of the lower fixing disc (14), and the insertion tube (16) is located right above the through hole (15).
3. A negative pressure filling head as claimed in claim 1, wherein: the bottom of the sealing block (12) is used for contacting with the bottle mouth of the packaging container, the sealing block (12) is disc-shaped, and the peripheral surface of the sealing block is used for tightly abutting against the inner wall of the sleeve (7).
4. A negative pressure filling head as claimed in claim 3, wherein: the bottom surface of the sealing block (12) is provided with a groove matched with the bottle mouth of the packaging container, and the bottle mouth of the packaging container is tightly propped in the groove.
5. A negative pressure filling head as claimed in claim 1, wherein: a sliding groove (8) is formed in the inner wall of the sleeve (7), and the sliding groove (8) is vertically arranged and is positioned at the upper part of the sleeve (7);
the two opposite sides of the valve body (18) are provided with sliding blocks (9), and the sliding blocks (9) are embedded in the sliding grooves (8) and are in sliding fit with the sliding grooves (8) up and down.
6. A negative pressure filling head as claimed in claim 1, wherein: the valve body (18) comprises an upper section and a lower section, the upper section is cylindrical, and the diameter of the upper section is smaller than the inner diameter of the inner cylinder (3);
the central shaft of the valve body (18) and the central shaft of the inner cylinder (3) are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208000.1U CN211770240U (en) | 2019-12-11 | 2019-12-11 | Negative pressure filling head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922208000.1U CN211770240U (en) | 2019-12-11 | 2019-12-11 | Negative pressure filling head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211770240U true CN211770240U (en) | 2020-10-27 |
Family
ID=72974776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922208000.1U Active CN211770240U (en) | 2019-12-11 | 2019-12-11 | Negative pressure filling head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211770240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897429A (en) * | 2021-01-19 | 2021-06-04 | 耿家才 | Jar body paste cosmetics negative pressure filling device |
| CN115321457A (en) * | 2022-10-14 | 2022-11-11 | 江苏尚纯自动化技术有限公司 | Filling system with discharging compensation function and filling method thereof |
-
2019
- 2019-12-11 CN CN201922208000.1U patent/CN211770240U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112897429A (en) * | 2021-01-19 | 2021-06-04 | 耿家才 | Jar body paste cosmetics negative pressure filling device |
| CN112897429B (en) * | 2021-01-19 | 2022-11-08 | 北京金星耐火材料股份有限公司 | Jar body paste cosmetics negative pressure filling device |
| CN115321457A (en) * | 2022-10-14 | 2022-11-11 | 江苏尚纯自动化技术有限公司 | Filling system with discharging compensation function and filling method thereof |
| CN115321457B (en) * | 2022-10-14 | 2023-01-17 | 江苏尚纯自动化技术有限公司 | Filling system with discharging compensation function and filling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Yueyang Changkang green Fuhai Oil Co.,Ltd. Assignor: Hunan Province Changkang Industrial Co.,Ltd. Contract record no.: X2023980047688 Denomination of utility model: A negative pressure filling head Granted publication date: 20201027 License type: Common License Record date: 20231122 |
|
| EE01 | Entry into force of recordation of patent licensing contract |